@article{ref1,
title="Flight research program: VI. Heart rate and landing error in restricted field of view landings",
journal="Aerospace medicine",
year="1967",
author="Roman, J. and Perry, J. J. and Carpenter, L. R. and Awni, S. A.",
volume="38",
number="2",
pages="128-132",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}